CN215517061U

CN215517061U - Hospital sewage totally-enclosed processing integrated equipment

Info

Publication number: CN215517061U
Application number: CN202023016897.7U
Authority: CN
Inventors: 熊国华
Original assignee: Meishan Jindou Intelligent Technology Co ltd
Current assignee: Meishan Jindou Intelligent Technology Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2022-01-14
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses hospital sewage full-closed treatment integrated equipment which comprises a shell, wherein three partition plates are welded in the inner cavity of the shell, and the inner cavity of the shell is sequentially divided into a sewage pretreatment tank, a biological reaction tank, a photocatalytic tank and a disinfection tank by the partition plates. Has the advantages that: the sewage treatment device is provided with the brush plates, so that the inner walls of two sides of the sewage pretreatment tank and two sides of the sludge filter screen can be cleaned, the sewage treatment efficiency of the hospital sewage full-closed treatment integrated equipment in the sewage pretreatment tank can be effectively guaranteed to be kept at a higher level, the equipment is convenient to clean and maintain daily, the additionally arranged air pump, the air delivery pipe, the pulse electromagnetic valve and the spray head can desorb and drop impurity sludge attached to the interception net, the jet aerator aerates the biological reaction tank, and the MBR membrane bioreactor is used for treating and purifying the hospital sewage, so that the treatment efficiency of the hospital sewage is guaranteed while the surface of the interception net is effectively prevented from being blocked.

Description

Hospital sewage totally-enclosed processing integrated equipment

Technical Field

The utility model relates to the technical field of hospital sewage treatment, in particular to hospital sewage totally-enclosed treatment, physics and chemistry integrated equipment.

Background

The hospital sewage is sewage discharged to natural environment or urban pipelines by hospitals, and the main pollutants contained in the hospital sewage are as follows: pathogens (parasitic ova, pathogenic bacteria, viruses and the like), organic matters, floating and suspended matters, radioactive pollutants and the like, have the characteristics of space pollution, acute infection, latent infection and the like, can become an important path for spreading epidemic diseases and seriously pollute the environment without effective treatment, and the hospital sewage is treated by fully closed treatment, physicochemical and integrated equipment at present.

The existing hospital sewage totally-enclosed treatment and physical-chemical integration equipment is characterized in that when hospital sewage enters a sewage pretreatment tank through a sewage inlet pipe to be treated, impurities in the hospital sewage can contact with the inner wall of the sewage pretreatment tank and a sludge filter screen, after the equipment is used for a long time, the impurities in the hospital sewage can be attached to the inner wall of the sewage pretreatment tank and the sludge filter screen, the hospital sewage totally-enclosed treatment and physical-chemical integration equipment is of a totally-enclosed structure, the interior of the equipment is not easy to clean, the sewage treatment efficiency of the hospital sewage totally-enclosed treatment and physical-chemical integration equipment is easy to reduce in the past, the sewage pretreatment tank and the biological reaction tank of the hospital sewage totally-enclosed treatment and physical-chemical integration equipment are provided with a partition plate between the photocatalysis tank and a disinfection tank and are communicated through communication holes formed in the partition plate, and the sewage passes through an interception net arranged in the communication holes for a long time, impurities in the hospital sewage easily cause surface blockage of the intercepting net, so that the hospital sewage treatment efficiency is influenced, and the hospital sewage fully-closed treatment integrated equipment cannot be used in severe cases.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the hospital sewage fully-closed treatment physical and chemical integrated equipment, which has the advantages of being convenient for cleaning impurities attached to the inner wall of the sewage pretreatment tank and the sludge filter screen and being capable of cleaning the impurities blocked on the interception screen, and further solving the problems in the background art.

(II) technical scheme

In order to realize the advantages of conveniently cleaning impurities attached to the inner wall of the sewage pretreatment tank and the sludge filter screen and cleaning the impurities blocked on the interception screen, the utility model adopts the following specific technical scheme: the fully-closed integrated physical and chemical treatment integrated equipment for hospital sewage comprises an outer shell, wherein the outer shell is welded with an inner cavity through a three partition plate, the partition plate sequentially divides the inner cavity of the outer shell into a sewage pretreatment tank, a biological reaction tank, a photocatalysis tank and a disinfection tank, and communicating holes are formed in the partition plate, one side of the sewage pretreatment tank is communicated with sewage which runs through the side surface of the outer shell and enters a pipe, one side of the disinfection tank is communicated with a clean water outlet pipe which runs through the side surface of the other side of the outer shell, and an extrusion barrel box is welded below the outer shell.

Further, the inner cavity symmetrical welding of the sewage pretreatment tank has two sludge filtering nets, the outside of the sewage pretreatment tank is provided with a servo motor, the servo motor is connected with a driving gear, two driven gears and two driven gears are symmetrically engaged on two sides of the driving gear, the driven gears are connected with two thread lead screws penetrating through the side surface of the shell, a sliding plate is installed on the two thread lead screws, and six groups of brush plates are installed above the sliding plate and are respectively abutted against the inner cavity side wall of the sewage pretreatment tank and two sides of the sludge filtering nets.

Furthermore, an air pump arranged on the upper surface of the shell is arranged at the top of the biological reaction tank, the air pump is connected with a jet aerator positioned in the biological reaction tank, and an MBR (membrane bioreactor) is arranged in the biological reaction tank.

Furthermore, a photocatalyst is arranged in the photocatalytic tank, and a plurality of waterproof ultraviolet lamps are arranged on the side surfaces of the partition plates on the two sides of the photocatalytic tank.

Furthermore, a sterilizer arranged at the position of the clean water outlet pipe is arranged in the sterilizing tank.

Furthermore, install the interception net in the intercommunicating pore, and interception net both sides are connected with the baffle through reset spring, the air pump intercommunication has a plurality of gas-supply pipes, and connects through the three-way pipe between a plurality of gas-supply pipes, the gas-supply pipe is located intercommunicating pore one side part and installs the shower nozzle, and installs pulse solenoid valve on the gas-supply pipe.

Further, sewage preliminary treatment pond, biological reaction pond, photocatalysis pond and disinfection bottom of the pool are through the sludge pipe intercommunication extrusion cylinder case that runs through the shell bottom, and install the sludge pump on the sludge pipe.

Furthermore, extrusion motor is installed to extrusion cylinder case one side, and extrudees the motor and connect the extrusion screw that is located extrusion cylinder case inner chamber, extrusion cylinder case keeps away from one side of extrusion motor and installs the separation filter plate, extrusion cylinder bottom of the case portion central authorities install the drain pipe.

Furthermore, four corners of the bottom of the extrusion cylinder box are uniformly provided with four mounting support legs.

(III) advantageous effects

Compared with the prior art, the utility model provides fully-closed integrated treatment and physical and chemical equipment for hospital sewage, which has the following beneficial effects:

(1) the utility model is provided with brush plates, when hospital sewage totally-enclosed integrated physical and chemical treatment equipment works, hospital sewage enters a sewage pretreatment tank in an equipment shell through a sewage inlet pipe and is filtered by a sludge filter screen to prevent the hospital sewage from directly entering a biological reaction tank, impurities contained in the hospital sewage are precipitated in the sewage pretreatment tank for primary sewage treatment, after the hospital sewage is used for a long time, a servo motor can be started to drive a driving gear to rotate, so that driven gears meshed with the two sides of the driving gear rotate along with the driving gear, further a threaded screw rod arranged on the side surface of an observation shell connected with the driven gear rotates along with the driven gear, a sliding plate is arranged in the threaded screw rod and positioned in the sewage pretreatment tank, when the threaded screw rod rotates, the sliding plate can linearly move along the threaded screw rod, and a plurality of brush plates arranged on the sliding plate can clean the inner walls on the two sides of the sewage pretreatment tank and the two sides of the sludge filter screen, and then can be effectual the totally closed integrated integration equipment's of integrated processing of sewage pretreatment pond hospital sewage treatment efficiency keep at higher level, be convenient for to the daily clearance and the maintenance of equipment.

(2) The utility model is provided with an air pump and a pulse electromagnetic valve, when hospital sewage sequentially passes through a sewage pretreatment tank, a biological reaction tank, a photocatalysis tank and a disinfection tank for treatment and purification, impurities in the hospital sewage can be attached and blocked on the interception net in each communicating hole, at the moment, a user can start the air pump to input compressed air into a plurality of air pipes communicated through a three-way pipe, the pulse electromagnetic valve and a spray head are arranged on the air pipe at one side of the interception net, high-pressure air is subjected to pulse back flushing on the interception net through the spray head, so that the impurities attached on the interception net can be blown back and fall off, meanwhile, the interception net is connected with a partition plate through a reset spring, when the interception net is impacted by water flow and pulse high-pressure air, vibration can be generated, so that the impurities and sludge attached on the interception net can be further desorbed and fall off, and the air pump is connected with a jet aerator, aerate in to the biological reaction pond through the efflux aerator, recycle MBR membrane bioreactor and handle the purification to hospital's sewage to when effectually preventing interception net surface blocking, ensured hospital's sewage treatment effeciency.

(3) The utility model is provided with a photocatalysis tank, a disinfection tank and an extrusion cylinder box, hospital sewage purified by an MBR membrane bioreactor enters the photocatalysis tank, a waterproof ultraviolet lamp in the photocatalysis tank irradiates the photocatalyst to generate strong photocatalytic reaction, the hospital sewage is further purified and can kill various pathogens such as parasitic ova, pathogenic bacteria, viruses and the like, finally the hospital sewage enters the disinfection tank and is purified by the disinfector and is discharged by a clear water outlet pipe, the sewage pretreatment tank, the bioreaction tank, the photocatalysis tank and the disinfection tank can lead sludge deposited due to sewage purification into the extrusion cylinder box by a sludge pump on a sludge pipe, at the moment, an extrusion motor is started to drive an extrusion screw to rotate, thereby the sludge in the extrusion cylinder box can be subjected to solid-liquid separation, and extruded solid sludge is discharged by a separation filter plate, and the extruded sewage is discharged through a drain pipe for further treatment, so that the later-stage cleaning efficiency of the sludge deposited in the hospital sewage full-closed treatment and physical and chemical integration integrated equipment is greatly improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a fully-closed integrated hospital sewage treatment and treatment device according to an embodiment of the utility model;

FIG. 2 is a top sectional view of a sewage pretreatment tank of a fully closed integrated hospital sewage treatment integrated device according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a fully-enclosed integrated hospital sewage treatment and chemistry device at the position A according to an embodiment of the utility model.

In the figure:

1. a sewage inlet pipe; 2. a housing; 3. a sewage pretreatment tank; 4. an air pump; 5. a biological reaction tank; 6. a gas delivery pipe; 7. a three-way pipe; 8. a photocatalytic cell; 9. a partition plate; 10. a disinfection tank; 11. a sterilizer; 12. a clear water outlet pipe; 13. separating the filter plate; 14. extruding the screw; 15. a photocatalyst; 16. a waterproof ultraviolet lamp; 17. a drain pipe; 18. an MBR membrane bioreactor; 19. a driven gear; 20. a driving gear; 21. mounting support legs; 22. an extrusion motor; 23. extruding the cylinder box; 24. a sludge pump; 25. a sludge pipe; 26. a sliding plate; 27. a brush plate; 28. a sludge filter screen; 29. a threaded lead screw; 30. a servo motor; 31. a communicating hole; 32. an intercepting net; 33. a pulse electromagnetic valve; 34. a spray head; 35. a return spring; 36. a jet aerator.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to the embodiment of the utility model, the fully-closed integrated treatment and physical-chemical integrated equipment for the hospital sewage is provided.

The utility model is further explained by combining the attached drawings and the detailed embodiments, as shown in fig. 1-3, the hospital sewage totally-enclosed treatment, physical and chemical integration integrated equipment according to the embodiment of the utility model comprises a shell 2, three partition plates 9 are welded in the inner cavity of the shell 2, the inner cavity of the shell 2 is sequentially divided into a sewage pretreatment tank 3, a biological reaction tank 5, a photocatalytic tank 8 and a disinfection tank 10 by the partition plates 9, a communication hole 31 is formed in each partition plate 9, a sewage inlet pipe 1 penetrating through the side surface of the shell 2 is communicated with one side of the sewage pretreatment tank 3, a clear water outlet pipe 12 penetrating through the side surface of the other side of the shell 2 is communicated with one side of the disinfection tank 10, and an extrusion cylinder box 23 is welded below the shell 2, so that the hospital sewage is totally-enclosed and integrally treated.

In one embodiment, two sludge filter screens 28 are symmetrically welded in the inner cavity of the sewage pretreatment tank 3, a servo motor 30 is arranged outside the sewage pretreatment tank 3, the servo motor 30 is connected with the driving gear 20, two driven gears 19 are symmetrically engaged at two sides of the driving gear 20, the two driven gears 19 are connected with two threaded screw rods 29 penetrating through the side surface of the shell 2, sliding plates 26 are arranged on the two threaded screw rods 29, and six groups of brush plates 27 are arranged above the sliding plate 26, the six groups of brush plates 27 are respectively abutted against the side wall of the inner cavity of the sewage pretreatment tank 3 and the two sides of the sludge filter screen 28, so as to clean the inner walls of the two sides of the sewage pretreatment tank 3 and the two sides of the sludge filter screen 28, and then can be effectual the totally closed integrated equipment's of processing of 3 hospital's sewage in sewage pretreatment pond sewage treatment efficiency keep at higher level, be convenient for to the daily clearance and the maintenance of equipment.

In one embodiment, the top of the biological reaction tank 5 is provided with an air pump 4 installed on the upper surface of the housing 2, the air pump 4 is connected to a jet aerator 36 located in the biological reaction tank 5, an MBR membrane bioreactor 18 is arranged in the biological reaction tank 5, the MBR membrane bioreactor 18 and the jet aerator 36 are the existing mature technologies, and are not described in detail herein, and play a role in treating and purifying hospital sewage by using the MBR membrane bioreactor 18.

In one embodiment, the photocatalyst 15 is disposed in the photocatalytic tank 8, and the plurality of waterproof ultraviolet lamps 16 are disposed on the side surfaces of the partition boards 9 on both sides of the photocatalytic tank 8, and the photocatalyst 15 and the waterproof ultraviolet lamps 16 are the existing mature technologies, and are not described in detail herein, so as to further purify hospital sewage and kill various pathogens such as parasitic ova, pathogenic bacteria, viruses, and the like.

In one embodiment, a sterilizer 11 is installed in the disinfection tank 10 at the position of the clean water outlet pipe 12, the sterilizer 11 is the prior art, and is not described in detail herein, and has the functions of further sterilizing the hospital sewage and killing various pathogens such as parasitic ova, pathogenic bacteria, viruses and the like.

In one embodiment, an intercepting net 32 is installed in the communication hole 31, two sides of the intercepting net 32 are connected with the partition plate 9 through a return spring 35, the air pump 4 is communicated with the plurality of air conveying pipes 6, the air conveying pipes 6 are connected through a three-way pipe 7, a spray head 34 is installed on one side portion, located on the communication hole 31, of the air conveying pipes 6, a pulse electromagnetic valve 33 is installed on the air conveying pipes 6, the pulse electromagnetic valve 33 and the air pump 4 are in the existing mature technology and are not described in detail herein, and the function of enabling impurity sludge attached to the intercepting net 32 to be desorbed and fall is achieved.

In one embodiment, the sewage pretreatment tank 3, the biological reaction tank 5, the photocatalytic tank 8 and the bottom of the disinfection tank 10 are communicated with the extrusion cylinder box 23 through a sludge pipe 25 penetrating through the bottom of the shell 2, and a sludge pump 24 is arranged on the sludge pipe 25.

In one embodiment, the extrusion motor 22 is installed on one side of the extrusion cylinder box 23, the extrusion motor 22 is connected with the extrusion screw 14 positioned in the inner cavity of the extrusion cylinder box 23, the separation filter plate 13 is installed on the side surface of one side, away from the extrusion motor 22, of the extrusion cylinder box 23, and the drain pipe 17 is installed in the center of the bottom of the extrusion cylinder box 23, so that the later-stage cleaning efficiency of sludge deposited in the hospital sewage full-closed treatment integrated equipment is improved.

In one embodiment, four mounting legs 21 are uniformly mounted at four corners of the bottom of the extrusion cylinder box 23.

The working principle is as follows: the utility model is provided with a brush plate 27, when the hospital sewage totally-enclosed treatment integrated device works, the hospital sewage enters the sewage pretreatment tank 3 in the device shell 2 through the sewage inlet pipe 1 and is filtered by the sludge filter screen 28 to prevent the hospital sewage from directly entering the biological reaction tank 5, so that the hospital sewage can precipitate impurities contained in the sewage pretreatment tank 3 for primary sewage treatment, after long-term use, the servo motor 30 can be started to drive the driving gear 20 to rotate, the driven gear 19 meshed with the driving gear 20 on two sides rotates along with the driving gear, and the threaded screw rod 29 connected with the driven gear 19 and arranged on the side surface of the observation shell 2 rotates along with the driving gear, the threaded screw rod 29 is internally provided with a sliding plate 26 in the sewage pretreatment tank 3, when the threaded screw rod 29 rotates, the sliding plate 26 can do linear motion along the threaded screw rod 29, therefore, the plurality of brush plates 27 arranged on the sliding plate 26 can clean the inner walls of the two sides of the sewage pretreatment tank 3 and the two sides of the sludge filter screen 28, thereby effectively ensuring that the sewage treatment efficiency of the hospital sewage full-closed treatment physical and chemical integrated equipment in the sewage pretreatment tank 3 can be kept at a higher level, and facilitating the daily cleaning and maintenance of the equipment, meanwhile, the utility model is provided with the air pump 4 and the pulse electromagnetic valve 33, when the hospital sewage sequentially passes through the sewage pretreatment tank 3, the biological reaction tank 5, the photocatalysis tank 8 and the disinfection tank 10 for treatment and purification, impurities in the hospital sewage can be attached to and blocked on the interception net 32 in each communication hole 31, at the moment, a user can start the air pump 4 to input compressed air into the plurality of air conveying pipes 6 communicated through the three-way pipe 7, and the pulse electromagnetic valve 33 and the spray head 34 are arranged on the air conveying pipe 6 positioned on one side of the interception net 32, the high-pressure air is subjected to pulse back flushing on the intercepting net 32 through the spray head 34, so that impurities attached to the intercepting net 32 can be blown back and fall, meanwhile, the intercepting net 32 is connected with the partition board 9 through the return spring 35, when the intercepting net is impacted by water flow and pulse high-pressure air, vibration can occur, so that impurity sludge attached to the intercepting net 32 can be further desorbed and fall, the air pump 4 is connected with the jet aerator 36, the jet aerator 36 aerates the biological reaction tank 5, and the MBR (membrane bioreactor) 18 is used for treating and purifying hospital sewage, so that the treatment efficiency of hospital sewage is guaranteed while the surface of the intercepting net 32 is effectively prevented from being blocked, and the utility model is provided with the photocatalysis tank 8, the disinfection tank 10 and the extrusion cylinder box 23, the hospital sewage purified by the MBR 18 enters the photocatalysis tank 8, and the photocatalyst 15 is irradiated by the waterproof ultraviolet lamp 16 in the photocatalysis tank 8 to generate strong photocatalytic reaction Further purifying the hospital sewage, killing various pathogens such as parasitic ova, pathogenic bacteria, viruses and the like, finally, the hospital sewage enters a disinfection tank 10 and is disinfected by a disinfector 11 to complete purification treatment, and is discharged through a clear water outlet pipe 12, sludge deposited at the bottoms of the sewage pretreatment tank 3, the biological reaction tank 5, the photocatalytic tank 8 and the disinfection tank 10 due to sewage purification can be guided into an extrusion cylinder box 23 through a sludge pump 24 on a sludge pipe 25, at the moment, an extrusion motor 22 is started to drive an extrusion screw 14 to rotate, so that the sludge in the extrusion cylinder box 23 can be subjected to solid-liquid separation, the extruded solid sludge is discharged through the separation filter plate 13, and the extruded sewage is discharged through the drain pipe 17 for further treatment, thereby greatly improving the later-stage cleaning efficiency of the sludge deposited in the fully-closed, processing, physicochemical and integrated hospital sewage equipment.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. Integrated integration equipment of totally closed processing physics and chemistry of hospital's sewage, including shell (2), its characterized in that, shell (2) inner chamber welding has three baffle (9), and baffle (9) divide into sewage pretreatment pond (3) with shell (2) inner chamber in proper order, biological reaction pond (5), photocatalysis pond (8) and disinfection pond (10) to intercommunicating pore (31) have been seted up on baffle (9), sewage pretreatment pond (3) one side intercommunication has the sewage that runs through shell (2) side to advance pipe (1), disinfection pond (10) one side intercommunication has clear water exit tube (12) that runs through shell (2) opposite side, the welding of shell (2) below has extrusion bobbin case (23).

2. The hospital sewage full-closed treatment, physicochemical integration and integration integrated device according to claim 1, wherein two sludge filtration screens (28) are symmetrically welded in the inner cavity of the sewage pretreatment tank (3), a servo motor (30) is arranged outside the sewage pretreatment tank (3), the servo motor (30) is connected with a driving gear (20), two driven gears (19) are symmetrically meshed with the two sides of the driving gear (20), the two driven gears (19) are connected with two threaded lead screws (29) penetrating through the side surface of the housing (2), sliding plates (26) are installed on the two threaded lead screws (29), six groups of brush plates (27) are installed above the sliding plates (26), and the six groups of brush plates (27) are respectively abutted against the side wall of the inner cavity of the sewage pretreatment tank (3) and the two sides of the sludge filtration screens (28).

3. The hospital sewage full-closed treatment integrated device according to claim 1, wherein an air pump (4) mounted on the upper surface of the housing (2) is arranged at the top of the biological reaction tank (5), the air pump (4) is connected with a jet aerator (36) positioned in the biological reaction tank (5), and an MBR (MBR) membrane bioreactor (18) is arranged in the biological reaction tank (5).

4. A fully-closed hospital sewage treatment integrated device according to claim 1, wherein a photocatalyst (15) is arranged in the photocatalytic tank (8), and a plurality of waterproof ultraviolet lamps (16) are arranged on the side surfaces of the partition boards (9) at the two sides of the photocatalytic tank (8).

5. A hospital sewage totally-enclosed, treated and integrated device according to claim 1, characterized in that a sterilizer (11) is installed in the disinfection tank (10) at the position of the clean water outlet pipe (12).

6. The fully-closed hospital sewage treatment integrated physical and chemical equipment as claimed in claim 3, wherein an intercepting net (32) is installed in the communicating hole (31), two sides of the intercepting net (32) are connected with the partition plate (9) through a return spring (35), the air pump (4) is communicated with a plurality of air conveying pipes (6), the air conveying pipes (6) are connected through a three-way pipe (7), a spray head (34) is installed on one side portion, located on the communicating hole (31), of each air conveying pipe (6), and a pulse electromagnetic valve (33) is installed on each air conveying pipe (6).

7. The hospital sewage full-closed treatment integrated device as claimed in claim 1, wherein the sewage pretreatment tank (3), the biological reaction tank (5), the photocatalytic tank (8) and the bottom of the disinfection tank (10) are communicated with an extrusion cylinder box (23) through a sludge pipe (25) penetrating through the bottom of the shell (2), and a sludge pump (24) is installed on the sludge pipe (25).

8. The fully-closed hospital sewage treatment integrated device as claimed in claim 1, wherein the extrusion motor (22) is installed on one side of the extrusion cylinder box (23), the extrusion motor (22) is connected with the extrusion screw (14) located in the inner cavity of the extrusion cylinder box (23), the extrusion cylinder box (23) is far away from the side surface of one side of the extrusion motor (22) and is provided with the separation filter plate (13), and the central part of the bottom of the extrusion cylinder box (23) is provided with the drain pipe (17).

9. The hospital sewage full-closed treatment integrated device as claimed in claim 1, wherein four mounting support legs (21) are uniformly arranged at four corners of the bottom of the extrusion cylinder box (23).